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puts vs logger in rails rake tasks
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Rake tasks are run by a user, on a command-line. Anything they need to know right away ("processed 5 rows") should be output on the terminal with puts.
Anything that needs to be kept for posterity ("sent warning email to jsmith@example.com") should be sent to the Rails.logger.
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Facebook access token server-side validation for iPhone app
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The link above is now developers.facebook.com/docs/facebook-login/access-tokens/…
– Chris Prince
Jun 14 '16 at 21:26
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In Windows cmd, how do I prompt for user input and use the result in another command?
... +1 for "various results depending on the text" : I had the same issue. Now it prints the quotes with the text, but there is no more strange behavior.
– Benj
Jun 10 '15 at 7:09
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Centering a view in its superview using Visual Format Language
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Do we know if the limitation still applies with the version of VFL that ships with current iOS 7.x?
– Drux
Jun 29 '14 at 14:07
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What are these ^M's that keep showing up in my files in emacs?
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For clarification: Mac used CR until version 10 (OS X), now it uses LF.
– Mikael S
Nov 30 '09 at 22:32
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Common use-cases for pickle in Python
... myStuff = pickle.load(f)
except:
myStuff = defaultdict(dict)
Now I don't have to build myStuff from scratch all over again, and I can just pick(le) up from where I left off.
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Detecting iOS / Android Operating system
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* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
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* @returns {String}
*/
function getMobileOperatingSystem() {
var userAgent = navigator.userAgent || navigator.vendor || window.opera;
// Windows Phone must come first because its UA also contains "Android...
Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
...t)(i + l);
I just checked the .class file code.
Really a good thing to know
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Uri to default sound notification?
I use the Notification.Builder to build a notification.
Now I want to use the default sound notification with:
7 Answers
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Java Logging vs Log4J [closed]
...Stephen C: Thanks for the info, though I learned that some time ago and am now using SLF4J whenever I can. (My comment was a real question btw, not a conservative remark)
– Bart van Heukelom
Jun 19 '11 at 11:39
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